Final diagnosis


Climatic accident (Brittle collar)

The corky and strangled collar of this young salad broke easily during the various cultivation operations. The other part of the plant remained in the soil. <b> "Brittle collar" </b>
The tissues are only very locally affected. They are corky and have a brownish color which diffuses more or less towards the interior tissues. <b> "Brittle collar" </b>